Search Results for: hyperplasia

Histologic Diagnosis of Inflammatory Skin Diseases

Mycosis fungoides

…n (Parakeratosis variegata). Monatsschrift Praktische Dermatologie 1890;10:404-12. Vakilzadeh F, Brocker EB. Syringolymphoid hyperplasia with alopecia. Br J Dermatol 1984;110:95-101. Van Doorn R, Scheffer E, Willemze R. Follicular mycosis fungoides,…

A verrucous plaque on the lower leg

A verrucous plaque on the lower leg

…h CBC was within normal limits. A biopsy was obtained from the verrucous plaque. Histopathologic findings revealed epidermal hyperplasia and papillomatosis. Granulomas were noted in the dermis showing central suppuration and necrosis (Figure 2). A…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Tricho-, pilo-, folliculo- ?

…lastic infundibula exhibit tricholemmal differentiation at the bulb. In short, tricholemmoma is not a benign neoplasm, but a hyperplasia. “Tricho-” is applied correctly in the name trichotillomania, in which hair shafts are twisted to…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Precursor Lesions of Melanoma?

…nue to appear throughout adult life, even into the sixth and seventh decades. The histologic picture of atypical melanocytic hyperplasia, dense dermal lymphocytic infiltration with fibroplasias, and new blood vessel formation also serves to separate…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Spongiform Pustular Diseases?

…ge in which the holes are packed with neutrophils (spongiform pustules of Kogoj).” Maize JC. Dermatitis with epidermal hyperplasia. In: Maize JC, Burgdorf WHC, Hurt MA, et al., eds. Cutaneous Pathology. Philadelphia: Churchill Livingstone,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Precanceroses?

…ion.” “Histopathologically, the skin conditions vary greatly, ranging from inflammatory symptoms with epithelial hyperplasia to carcinoma in situ.” Braun-Falco O, Plewig G, Wolff HH, et al. Precanceroses. In: Dermatology. Berlin,…

Spitz nevus on the sole of a foot presenting with transepidermal elimination

Spitz nevus on the sole of a foot presenting with transepidermal elimination

…et al.] The lesion was excised under the diagnosis of atypical melanocytic nevus. Histological examination showed epidermal hyperplasia and a symmetrical, wedge-shaped compound melanocytic lesion (Figure 3A). Junctional and intradermal nests were…